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LM4250CH Datasheet(PDF) 3 Page - National Semiconductor (TI) |
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LM4250CH Datasheet(HTML) 3 Page - National Semiconductor (TI) |
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3 / 12 page  Resistor Biasing Set Current Setting Resistor to V − I SET V S 0.1 µA 0.5 µA 1.0 µA 5 µA 10 µA ±1.5V 25.6 M Ω 5.04 M Ω 2.5 M Ω 492 k Ω 244 k Ω ±3.0V 55.6 M Ω 11.0 M Ω 5.5 M Ω 1.09 M Ω 544 k Ω ±6.0V 116 M Ω 23.0 M Ω 11.5 M Ω 2.29 M Ω 1.14 M Ω ±9.0V 176 M Ω 35.0 M Ω 17.5 M Ω 3.49 M Ω 1.74 M Ω ±12.0V 236 M Ω 47.0 M Ω 23.5 M Ω 4.69 M Ω 2.34 M Ω ±15.0V 296 M Ω 59.0 M Ω 29.5 M Ω 5.89 M Ω 2.94 M Ω Electrical Characteristics LM4250 (−55˚C ≤ T A ≤ +125˚C unless otherwise specified.) TA =TJ V S = ±1.5V Parameter Conditions I SET = 1 µA I SET =10 µA Min Max Min Max V OS R S ≤ 100 kΩ,TA = 25˚C 3 mV 5 mV I OS T A = 25˚C 3 nA 10 nA I bias T A = 25˚C 7.5 nA 50 nA Large Signal Voltage R L = 100 kΩ,TA = 25˚C 40k Gain V O = ±0.6V, RL =10 kΩ 50k Supply Current T A = 25˚C 7.5 µA 80 µA Power Consumption T A = 25˚C 23 µW 240 µW V OS R S ≤ 100 kΩ 4mV 6 mV I OS T A = +125˚C 5 nA 10 nA T A = −55˚C 3 nA 10 nA I bias 7.5 nA 50 nA Input Voltage Range ±0.6V ±0.6V Large Signal Voltage Gain V O = ±0.5V, RL = 100 kΩ 30k R L =10 kΩ 30k Output Voltage Swing R L = 100 kΩ ±0.6V R L =10 kΩ ±0.6V Common Mode Rejection Ratio R S ≤ 10 kΩ 70 dB 70 dB Supply Voltage Rejection Ratio R S ≤ 10 kΩ 76 dB 76 dB Supply Current 8µA 90µA V S = ±15V Parameter Conditions I SET = 1 µA I SET =10 µA Min Max Min Max V OS R S ≤ 100 kΩ,TA = 25˚C 3 mV 5 mV I OS T A = 25˚C 3 nA 10 nA I bias T A = 25˚C 7.5 nA 50 nA Large Signal Voltage R L = 100 kΩ,TA = 25˚C 100k Gain V O = ±10V, RL =10 kΩ 100k Supply Current T A = 25˚C 10 µA 90 µA Power Consumption T A = 25˚C 300 µW 2.7 mW V OS R S ≤ 100 kΩ 4mV 6 mV I OS T A = +125˚C 25 nA 25 nA T A = −55˚C 3 nA 10 nA I bias 7.5 nA 50 nA Input Voltage Range ±13.5V ±13.5V www.national.com 3 |
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